Here is the full list of all 14 Nonograms achievements.
One hour has been played
500 cells unlocked in a row with no misclicks
Credits screen visited
100 cells unlocked in a row with no misclicks
Puzzle solved without using vessels
Puzzle solved without using the right mouse button
Puzzle solved without mistakes
First puzzle solved
1000 cells unlocked in a row with no misclicks
Five hours have been played
Ten hours have been played
Twenty hours have been played
Chapter 0 completed
Zeppelin has been accelerated